Prorate and fuel tax offices
Prorate and fuel tax offices open by appointment only
Our Olympia and Vancouver prorate and fuel tax offices are open by appointment only. See how to schedule an appointment.
Customer service field offices
Olympia
Department of Licensing
405 Black Lake Blvd SW
Olympia, WA 98502
Map and directions
- Hours: 8:30 a.m. - 4:30 p.m., Monday - Friday by appointment only
- Phone: 360.664.1858
- Phone hours: 9 a.m. - 3 p.m., Monday - Friday
Vancouver
Department of Licensing
1301 NE 136th Ave
Vancouver, WA 98684
Map and directions
- Hours: 8:30 a.m. - 4:30 p.m., Monday - Friday by appointment only
- Phone: 360.664.1858
- Phone hours: 9 a.m. - 3 p.m., Monday - Friday
Olympia headquarters
Motor Carrier Services IRP (prorate) or IFTA
- Phone: 360.664.1858
- Phone hours: 9 a.m. - 3 p.m., Monday - Friday
- Email: MotorCarrierServices@dol.wa.gov
- Fax: 360.570.7829
- Mail:
- With payments:
Motor Carrier Services
PO Box 9048
Olympia, WA 98507-9048 - Without payments:
Motor Carrier Services
PO Box 9228
Olympia, WA 98507-9228
- With payments:
Fuel tax
- Mail with payments:
Fuel Tax Unit
PO Box 9048
Olympia, WA 98507-9048 - Mail without payments:
Fuel Tax Unit
PO Box 9228
Olympia, WA 98507-9228
Overnight mailing (FedEx, UPS, USPS)
Prorate and Fuel Tax Program
Department of Licensing
1125 Washington Street
Olympia, WA 98501
If you need help with
- IFTA or dyed diesel user licenses
- Phone: 360.664.1858
- Email: MotorCarrierServices@dol.wa.gov
- Fax: 360.570.7839
- Fuel tax refunds
- Phone: 360.664.1838
- Email: UnlicensedRefunds@dol.wa.gov
- Fax: 360.570.7057
- Aircraft distributors, heating oil distributors, motor fuel/special fuel distributors, blenders, or suppliers
- Phone: 360.664.1852
- Email: FuelTax@dol.wa.gov
- Fax: 360.570.7842
